15x24x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack featured Optimum Temperature and Humidity: 68-90°F

Optimum Temperature and Humidity: 68-90°F (20-27°C) and 60-90% Relative Humidity

They come in a sturdy shelf box (recyclable) of 1000 count with 10 banded bundles of 100 each

Designed to last

3 x QDPS Multi Flow | 3/4" T

15x24x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack featured Optimum Temperature and Humidity: 68-90°FNordic Pure Custom MERV 7 Plus Carbon air filters are made based on the actual measurements so be sure to measure your current filter to get the EXACT dimensions before ordering. As with all Nordic Pure filters, the effective life of your filter depends on the environment in which you live. We recommend changing 1 and 2 filters every 30 90 days. Our 4, 5 and 6 inch thick filters could last up to 6 months. EXACT MEASUREMENT: Furnace and air condition